<!doctype html>
<html>
	<head>
		<title>Socket.IO chat</title>
		<style>
			* { margin: 0; padding: 0; box-sizing: border-box; }
			body { font: 13px Helvetica, Arial; }
			form { background: #000; padding: 3px; position: fixed; bottom: 0; width: 100%; }
			form input { border: 0; padding: 10px; width: 90%; margin-right: .5%; }
			form button { width: 9%; background: rgb(130, 224, 255); border: none; padding: 10px; }
			#messages { list-style-type: none; margin: 0; padding: 0; }
			#messages li { padding: 5px 10px; }
			#messages li:nth-child(odd) { background: #eee; }
		</style>
	</head>
	<body>
		<ul id="messages"></ul>
		<form action="">
			<input id="m" autocomplete="off" /><button>Send</button>
		</form>
		
		<script src="./jquery-3.5.0.min.js"></script>
		<script type="module">
			import './socket.io.js'
			$(function () {
				var socket = io("http://192.168.1.166:3000/",{transports:['websocket']});
				//{transports:['websocket']}解决跨域
				$('form').submit(function(){
					socket.emit('chat message', $('#m').val());
					$('#m').val('');
					return false;
				});
				
				socket.on('chat message', function(msg){
					$('#messages').append($('<li>').text(msg));
				});
			});
		</script>
	</body>
</html>
